function hide(id) {
	document.getElementById(id).style.display = 'none';
}

function show(id) {
	document.getElementById(id).style.display = 'block';
}

function toggle(id) {
	var element = document.getElementById(id);
	if (element.style.display == 'none') {
		element.style.display = 'block'
	} else {
		element.style.display = 'none'
	}
	;
}

// portfolio functions:
function showAll() {
	$('.sort a').removeClass("active");
	$('.sort .all').addClass("active");
	$('.portfolio .item').removeClass("hidden");
}

function showCategory(cat) {
	$('.sort a').removeClass("active");
	$('.sort .' + cat).addClass("active");
	$('.portfolio .item').addClass("hidden");
	$('.portfolio .' + cat).removeClass("hidden");
}

// homepage functions:
function showslide(num) {
	var $target = $('#slide' + num);
	if ($target.length == 0) {
		$target = $('#slides .slide:last');
	}
	;
	$('#slides .slide').css('z-index', '1');
	$('#slides .visible').css('z-index', '2');
	$target.css( {
		'display' : "none",
		'z-index' : 3
	});
	$('#slides .slide').hide();
	$target.fadeIn();
	$('#slides .visible').removeClass("visible");
	$target.addClass("visible");
	$('#slides .tabs a').removeClass('active');
	$('#slidelink' + num).addClass('active');
	return false;
};

function prev(container) {
	var $target = $('#' + container + ' .visible').prev();
	if ($target.length == 0) {
		$target = $('#' + container + ' .item:last');
	}
	;
	$('#' + container + ' .item').css('z-index', '1');
	$('#' + container + ' .visible').css('z-index', '2');
	$target.css( {
		'display' : "none",
		'z-index' : 3
	});
	$('#' + container + ' .item').hide();
	$target.fadeIn();
	$('#' + container + ' .visible').removeClass("visible");
	$target.addClass("visible");

	$target = $('#' + container + ' .tabs .active').prev();
	if ($target.length == 0) {
		$target = $('#' + container + ' .tabs a:last');
	}
	;
	$('#' + container + ' .tabs a').removeClass('active');
	$target.addClass('active');
	return false;
};

function next(container) {
	var $target = $('#' + container + ' .visible').next();
	if ($target.length == 0) {
		$target = $('#' + container + ' .item:first');
	}
	;
	$('#' + container + ' .item').css('z-index', '1');
	$('#' + container + ' .visible').css('z-index', '2');
	$target.css( {
		'display' : "none",
		'z-index' : 3
	});
	$('#' + container + ' .item').hide();
	$target.fadeIn();
	$('#' + container + ' .visible').removeClass("visible");
	$target.addClass("visible");

	$target = $('#' + container + ' .tabs .active').next();
	if ($target.length == 0) {
		$target = $('#' + container + ' .tabs a:first');
	}
	;
	$('#' + container + ' .tabs a').removeClass('active');
	$target.addClass('active');
	return false;
}

// initialization:
$(document).ready(function() {
	$("#prevslide").click(function(event) {
		clearInterval($interval);
		prevbanner();
		$interval = setInterval('nextslide();', 5000);
		return false;
	});

	$("#nextslide").click(function(event) {
		clearInterval($interval);
		nextbanner();
		$interval = setInterval('nextslide();', 5000);
		return false;
	});

	$(".portfolio .thumbs .items").animate( {
		left : 387 + "px"
	}, 500);
	//var $interval=setInterval('nextslide();',5000); 

	});